A planting apparatus includes a chassis and a row unit carried by the chassis. The row unit includes a unit body carried by the chassis; a metering device carried by the unit body; at least one furrowing disc carried by the unit body; at least one pressing wheel carried by the unit body behind the furrowing disc in a direction of travel; a travel arm carried by and pivotally movable relative to the unit body that defines a travel path; at least one closing disc positioned behind the at least one furrowing disc and in front of the at least one pressing wheel in the direction of travel and pivotally movable along the travel path by the travel arm; and a stop placed in the travel path of the travel arm that is configured to limit a vertical travel of the at least one closing disc.